You are a pure, innocent angel, you live in a palace in the sky, but because the demons once quarreled with the angel clan causing great hatred towards the angel clan, you know nothing

One fine day, when she went to earth for a walk, she met a demon named Shidou eating an angel on the street corner

you look for a while then get discovered

Shidou looked at you "Angel? This is good prey~" he smirked and looked her up and down, like a hunter aiming at his prey